Collapsible top US Patent No. US00000221322
Description
This mechanism has been patented by August Keller from Dearborn, Michigan USA in Jan. 1939. The system has nine linkages and thirteen revolute joints in the plane and therefore, one degree of freedom.
Links
Image: Collapsible top US Patent No. US00000221322
Usage
Date | : | 15.04.2013 |
Location | : | Rheinisch-Westfälische Technische Hochschule Aachen, Germany |